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Синтез стабильного силиката висмута структуры силленита в системе Na2O – Bi2O3 – SiO2
Перспективные материалы. 2017. № 11. С. 18–25.
Research target:
Construction
Mechanics and Mechanical Engineering
Effective Natural Resource Management
Priority areas:
engineering science
Language:
Russian
Balakin S., Лунёв Д. О., Стеняева Д. А., Космическая техника и технологии 2026 Т. 1(52) № 1 С. 88–98
The paper discusses the experience of developing and using several generations of level
measuring systems, including those used for refueling launch vehicles and upper stages produced
by RSC Energia being the leading organization in development of level measuring systems
for dielectric propellant components. The first generation of level measuring systems based on digital
extreme measurement bridges with close inductive ...
Added: July 20, 2026
Springer, 2026.
The book presents the proceedings of the 13th International Conference on Frontiers of Intelligent Computing: Theory and Applications (FICTA 2024), held at Intelligent Systems Research Group (ISRG), London Metropolitan University, London, United Kingdom, during June 6–7, 2025. Researchers, scientists, engineers and practitioners exchange new ideas and experiences in the domain of intelligent computing theories with ...
Added: June 8, 2026
Makarov I. A., Ивашкин Д. С., Всероссийский экономический журнал «ЭКО», Россия, г.Новосибирск 2026 Т. 56 № 3 С. 88–116
The article examines the key principles and elements of carbon pricing in the electric power industry, which play a crucial role in global decarbonization. Based on international experience and taking into account the Russian industry and country context, the possibilities of implementing these principles in Russia are assessed in order to stimulate structural changes in ...
Added: June 4, 2026
Viacheslav K., Русский инженер 2024 № 3 С. 34–37
Analysis of various methods referred to the increasing energy efficiency and movement safety through the use of
control systems which take into account the force factors of interaction of the wheel propeller with the supporting surface. During
the analysis of methods dedicated to energy efficiency rise and were used techniques of logical and statistical analysis. There are
various ...
Added: May 19, 2026
Гущина В. А., / Series chemrxiv-2023-vpzhz-v2 "ChemRxiv". 2023.
All-inorganic perovskite CsPbBr3 and Cs4PbBr6 nanoparticles are being intensively studied due to their unique properties and wide range of applications; however, however, the nature of their optical properties is not yet fully understood due to the difficulty of synthesis of singlephase nanoparticles. In this article we describe the features of the synthesis of single-phase particles ...
Added: May 14, 2026
Фандюшин М. В., Вопросы национальных и федеративных отношений 2024 Т. 14 № 7 (112) С. 2235–2245
This article raises the issue of the lack of an up-to-date classifier of urban ground electric transport, which significantly complicates the formation of target indicators necessary for the development of this category of transport, and also complicates the determination of the regions’ needs for rolling stock. Outdated classifiers do not reflect the current situation in ...
Added: May 14, 2026
Ermolin I., Suvorkov P., Conservation Biology 2026 No. e70300 P. 1–10
Illegal, unreported, and unregulated (IUU) fishing driven by artisanal small-scale fisheries is a critical threat to global biodiversity and is exemplified by the commercial extinction of Caspian sturgeons (Acipenser and Huso). A key knowledge gap persists regarding the scale and behavioral dynamics of these operations.We tested the hypothesis that persistent high-volume sturgeon poaching is sustained ...
Added: April 25, 2026
Ершов И. А., Системная инженерия и инфокоммуникации 2025 № 4 С. 11–14
The heat consumption of residential buildings is a stochastic series. It is necessary for the design of thermal energy regulators the creation of a neural network model. In the paper, the model is carried out based on Long Short-Term Memory (LSTM). The high accuracy of reproducing the series was achieved by training the model on ...
Added: April 22, 2026
Pilé I., Deng Y., Shchur L., / Series arXiv "math". 2026. No. 2604.10254.
We investigate the spatial overlap of successive spin configurations in Markov chain Monte Carlo simulations using the local Metropolis algorithm and the Svendsen-Wang and Wolff cluster algorithms. We examine the dynamics of these algorithms for two models in different universality classes: the Ising model and the Potts model with three components. The overlap of two ...
Added: April 20, 2026
Enchilik P. R., G.V.Klink, Semenkov I. N., Science of the Total Environment 2025 Vol. 998 Article 180219
Natural regeneration of forest soils affected by agricultural practices is a common phenomenon in many regions worldwide, particularly in boreal ecosystems. Affecting soil quality, the partitioning of extractable fractions of heavy metals and metalloids (HMMs) is not studied during natural regeneration. The following stages of natural regeneration after plowing have been identified in the Smolenskoye ...
Added: April 19, 2026
Левенков Я. Ю., Чичекин И. В., Вдовин Д. С. et al., Труды НАМИ 2025 № 1 (300) С. 17–30
Введение (постановка задачи и актуальность). В настоящее время широкое распространение получило использование автономных мобильных беспилотных транспортно-технологических средств (БТТС) при выполнении работ в зонах с вредными и опасными факторами. Также данные машины могут быть использованы для выполнения поисково-спасательных работ, доставки грузов в труднодоступные районы и иных подобных задач. Поэтому к таким БТТС предъявляются повышенные требования к ...
Added: April 16, 2026
Pavlenko V. I., Bondarenko G.G., Cherkashina N. I. et al., Inorganic Materials: Applied Research 2026 Vol. 17 No. 2 P. 276–282
A composite material based on polyethylene, boron carbide (B4C), and bismuth oxide (Bi2O3) is
synthesized by the method of joint cryogenic milling of all components in liquid nitrogen environment followed
by pressing. The effect of cryogenic milling on the distribution of fillers in a composite is studied and
the prospects of using this method are assessed in comparison ...
Added: April 9, 2026
Barut A., Proskuryakova L. N., Yakutkina V. et al., Renewable Energy 2026 Vol. 267 Article 125736
The global demand for rare earth metals (REM) has exceeded the global supply, exacerbating the deficit of these resources for wind turbines, solar panels, electric vehicles, and nuclear reactors. The largest REM exporting and importing countries have the power to influence energy transition in their own countries and around the world. This study analyzes the ...
Added: April 8, 2026
S. S. Bricheva, P. M. Shilov, Yurchenko A. P. et al., Eurasian Soil Science 2025 Vol. 58 Article 74
The high variability of properties in urban soils and the abundance of anthropogenic inclusions that interfere with the propagation of electromagnetic fields are the reasons why they are seldom studied by geophysics. At the same time, geophysics is an efficient and fast way to diagnose soil structure and dynamics without affecting the functioning of the ...
Added: March 26, 2026
Беляев Н. Д., Лебедев В. В., Нуднер И. С. et al., Гидротехническое строительство 2025 № 11 С. 50–58
This paper presents a description of the experimental methodology and the results of experiments on the physical modeling of the interaction of long tsunami-type waves with an anchored structure. The forces in the mooring system connections under wave action are assessed. The obtained results are analyzed. Conclusions are drawn regarding the nature of the force ...
Added: March 25, 2026
Плотникова А. С., Хамедов В. А., Архипцева Е. А. et al., Геоинформатика 2024 № 4 С. 4–20
A review of fifty Russian environmental geoservices implemented using open source software by governmental and
commercial scientific organizations, universities and individuals has been carried out. The role of geoservices in the implementation of interdisciplinary cooperation between various research groups and presentation of environmental projects’ results is shown. Geoservices are organized according to their application and associated ...
Added: March 22, 2026
Kartsev A., Physics of Metals and Metallography 2025 Vol. 125 No. 14 P. 1935–1939
The problem of the maximum oscillation frequency of composite bimetallic microactuators excited by thermal pulses has been theoretically investigated. Both traditional bimetallic composites made of metals and alloys with different coefficients of thermal expansion and composites in which one of the layers is made of a mechanically pre-stressed shape memory alloy (SMA) and the other ...
Added: March 16, 2026
Erdelyi K., Bets I., Nasyrova D. et al., Journal of Organometallic Chemistry 2026 Vol. 1051 Article 124102
The first imidazolium derivatives of cobalt bis(dicarbollide) were synthesized by the reactions of the iodonium derivative of cobalt bis(dicarbollide) [8,8’-μ-I-3,3'-Co(1,2-C2B9H10)2] with 1-methylimidazole, 1-tert-butylimidazole, 1-phenylimidazole, and 1-isopropyl-benzimidazole. The solid-state structures of [8-MeIm-8’-I-3,3'-Co(1,2-C2B9H10)2], [8-PhIm-8’-I-3,3'-Co(1,2-C2B9H10)2] and [8-iPrBIm-8’-I-3,3'-Co(1,2-C2B9H10)2] were determined by single-crystal X-ray diffraction. ...
Added: March 3, 2026
Павленко В. И., Bondarenko G., Черкашина Н. И. et al., Перспективные материалы 2025 № 9 С. 22–31
Проведен синтез композитного материала на основе полиэтилена, карбида бора (B4C) и
оксида висмута (Bi2O3) методом совместный криогенного помола всех компонентов в среде
жидкого азота с дальнейшим прессованием. Изучено влияние криогенного помола на
распределение наполнителей в композите и дана оценка перспективности использования
данного метода, по сравнению с традиционными способами смешения компонентов
полимерных композитов. Исследования структуры и свойств готового композита проводили
методами сканирующей ...
Added: September 17, 2025
Тихомирова Т. В., Бычкова А. Н., Шишлова А. А. et al., Известия РАН. Серия химическая 2025 Т. 74 № 7 С. 2052–2061
Optimal conditions have been selected for the production of new phenol—azo dyes of different compositions, namely 2-phenyldiazenyl-4-(2-phenylpropan-2-yl)phenol and (2,6-dibromo)phenyldiazenyl-4-(2-phenylpropan-2-yl)phenol. The synthesized dyes were used for nucleophilic substitution with 3- and 4-nitrophthalonitrile to form 3/4-[2-phenyldiazenyl-4-(2-phenyl)propan-2-yl]phenoxy- and 3/4-[2-(2,6-dibromo)phenyldiazenyl]-4-(2-phenylpropan-2-yl)phenoxypthalonitriles. The metal complexes were synthesized by template condensation in a solution of the corresponding phthalonitrile with zinc or magnesium ...
Added: September 16, 2025
Erzunov D., Rassolova A., Botnar A. et al., Dyes and Pigments 2023 Vol. 219 Article 111600
Isomeric 4-[(methoxy)phenoxy]phthadinitriles were obtained and characterized in this work. The compounds showed high thermal stability, which is directly related to their structure. These features were revealed and described using X-ray diffraction analysis. For m-substituted structures during packing, the largest contribution was found from intermolecular interactions of the π-stacking type between nitrile fragments. In the packing ...
Added: September 16, 2025
Ivanova Y. B., Pukhovskaya S. G., Lukanov M. M. et al., Journal of Porphyrins and Phthalocyanines 2024 Vol. 28 No. 2 P. 73–79
Synthesis of unsymmetrically substituted 2,3,7,13,16,17,22,23-octamethyl-8,12-di-nn-butylsapphyrin dichloride (H5P2+2+Cl2)2) was carried out. The synthesized compound was identified by electron absorption, 1H NMR spectroscopy, and mass spectrometry. The stability of the anionic complex and the acidic properties of H5P2+2+Cl2 were studied by spectrophotometric titration. The parameters of the electronic absorption spectra and the concentration range for the existence of deprotonated forms, ...
Added: September 16, 2025
Бычкова А. Н., Тихомирова Т. В., Мыкина Е. А. et al., Известия РАН. Серия химическая 2024 Т. 73 № 4 С. 965–974
С привлечением реакций диазотирования и азосочетания синтезирован 1-[4-(4-метоксифенил)азо]нафтол. Его использовали в качестве нуклеофила для получения 3- и 4-[(4-метоксифенилазо)-4-нафтокси]фталонитрилов. Темплатной конденсацией этих замещенных фталонитрилов с ацетатами цинка и магния синтезированы соответствующие металлокомплексы фталоцианинов. Определено влияние положения заместителя на процессы про тонирования и спектральные характеристики металлофталоцианинов. Изучены люминесцентные свойства синтезированных металлокомплексов и фотосенсибилизация синглетного кислорода. ...
Added: September 16, 2025
Kagan M., Silkin V. M., Efremov D. V., / Series arXiv "math". 2024. No. 2411.12836.
In this study, we analyze the dielectric function of high-Tc cuprates as a function of doping level, taking into account the full energy band dispersion within the CuO2 monolayer. In addition to the conventional two-dimensional (2D) gapless plasmon mode, our findings reveal the existence of three anomalous branches within the plasmon spectrum. Two of these branches ...
Added: November 27, 2024